condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.05625613333333333 0.0410825 0.082286 12 h after light 0.04439066666666667 0.0 0.133172 4 h after dark 0.0 0.0 0.0 8 h after dark 0.006231166666666666 0.0 0.0186935 12 h after dark 0.0 0.0 0.0